package com.example.component;

/**
 * Created by fongjx on 2021/6/25.
 */
public class TestMain {

    public static void main(String[] args) {
        final Root root = new Folder("root");
        final Folder usr = new Folder("usr");
        root.addFile(usr);
        final File file = new File("shell.sh");
        usr.addFile(file);


        root.display(0);


    }
}
